44 static inline void pci_iov_set_numvfs(struct pci_dev *dev, int nr_virtfn)  in pci_iov_set_numvfs()  argument
48 	pci_write_config_word(dev, iov->pos + PCI_SRIOV_NUM_VF, nr_virtfn);  in pci_iov_set_numvfs()
63 	int nr_virtfn, busnr, rc = 0;  in compute_max_vf_buses()  local
65 	for (nr_virtfn = iov->total_VFs; nr_virtfn; nr_virtfn--) {  in compute_max_vf_buses()
66 		pci_iov_set_numvfs(dev, nr_virtfn);  in compute_max_vf_buses()
67 		if (!iov->offset || (nr_virtfn > 1 && !iov->stride)) {  in compute_max_vf_buses()
72 		busnr = pci_iov_virtfn_bus(dev, nr_virtfn - 1);  in compute_max_vf_buses()
238 static int sriov_enable(struct pci_dev *dev, int nr_virtfn)  in sriov_enable()  argument
250 	if (!nr_virtfn)  in sriov_enable()
261 	if (nr_virtfn < 0 || nr_virtfn > iov->total_VFs ||  in sriov_enable()
262 	    (!(iov->cap & PCI_SRIOV_CAP_VFM) && (nr_virtfn > initial)))  in sriov_enable()
277 	bus = pci_iov_virtfn_bus(dev, nr_virtfn - 1);  in sriov_enable()
280 			nr_virtfn, bus, &dev->bus->busn_res);  in sriov_enable()
306 	pci_iov_set_numvfs(dev, nr_virtfn);  in sriov_enable()
314 	if (nr_virtfn < initial)  in sriov_enable()
315 		initial = nr_virtfn;  in sriov_enable()
330 	iov->num_VFs = nr_virtfn;  in sriov_enable()
635 int pci_enable_sriov(struct pci_dev *dev, int nr_virtfn)  in pci_enable_sriov()  argument
642 	return sriov_enable(dev, nr_virtfn);  in pci_enable_sriov()